Unit 3 Energy Test Review

Front

What is the term for potential energy that depends on height?

Back

Gravitational potential energy.

Front

Which of the following is not a major way that heat can be transferred?

Back

Insulation.

Front

How is heat transferred within water when boiling a kettle on the stove?

Back

Convection.

Front

What is the formula for calculating kinetic energy?

Back

Kinetic Energy (KE) = 0.5 * mass (m) * velocity (v)^2.

Front

If a 900 kg car is moving at a speed of 30 m/s, how much kinetic energy does it have?

Back

405,000 J.

Front

What type of heat transfer occurs when you touch a hot stove?

Back

Conduction.

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.

Front

What is convection?

Back

The transfer of heat through the movement of fluids (liquids or gases).

Front

What is radiation?

Back

The transfer of heat through electromagnetic waves.

Front

What is mechanical energy?

Back

The sum of potential energy and kinetic energy in a system.